/
mqtt.py
333 lines (284 loc) · 13.8 KB
/
mqtt.py
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from collections import OrderedDict
import re
import voluptuous as vol
from esphomeyaml import automation
from esphomeyaml.automation import ACTION_REGISTRY
from esphomeyaml.components import logger
import esphomeyaml.config_validation as cv
from esphomeyaml.const import CONF_AVAILABILITY, CONF_BIRTH_MESSAGE, CONF_BROKER, CONF_CLIENT_ID, \
CONF_COMMAND_TOPIC, CONF_DISCOVERY, CONF_DISCOVERY_PREFIX, CONF_DISCOVERY_RETAIN, \
CONF_ESPHOMEYAML, CONF_ID, CONF_INTERNAL, CONF_KEEPALIVE, CONF_LEVEL, CONF_LOG_TOPIC, \
CONF_MQTT, CONF_NAME, CONF_ON_JSON_MESSAGE, CONF_ON_MESSAGE, CONF_PASSWORD, CONF_PAYLOAD, \
CONF_PAYLOAD_AVAILABLE, CONF_PAYLOAD_NOT_AVAILABLE, CONF_PORT, CONF_QOS, CONF_REBOOT_TIMEOUT, \
CONF_RETAIN, CONF_SHUTDOWN_MESSAGE, CONF_SSL_FINGERPRINTS, CONF_STATE_TOPIC, CONF_TOPIC, \
CONF_TOPIC_PREFIX, CONF_TRIGGER_ID, CONF_USERNAME, CONF_WILL_MESSAGE
from esphomeyaml.core import EsphomeyamlError
from esphomeyaml.cpp_generator import ArrayInitializer, Pvariable, RawExpression, \
StructInitializer, TemplateArguments, add, process_lambda, templatable
from esphomeyaml.cpp_types import Action, App, Component, JsonObjectConstRef, JsonObjectRef, \
Trigger, bool_, esphomelib_ns, optional, std_string, uint8
def validate_message_just_topic(value):
value = cv.publish_topic(value)
return MQTT_MESSAGE_BASE({CONF_TOPIC: value})
MQTT_MESSAGE_BASE = vol.Schema({
vol.Required(CONF_TOPIC): cv.publish_topic,
vol.Optional(CONF_QOS, default=0): cv.mqtt_qos,
vol.Optional(CONF_RETAIN, default=True): cv.boolean,
})
MQTT_MESSAGE_TEMPLATE_SCHEMA = vol.Any(None, MQTT_MESSAGE_BASE, validate_message_just_topic)
MQTT_MESSAGE_SCHEMA = vol.Any(None, MQTT_MESSAGE_BASE.extend({
vol.Required(CONF_PAYLOAD): cv.mqtt_payload,
}))
mqtt_ns = esphomelib_ns.namespace('mqtt')
MQTTMessage = mqtt_ns.struct('MQTTMessage')
MQTTClientComponent = mqtt_ns.class_('MQTTClientComponent', Component)
MQTTPublishAction = mqtt_ns.class_('MQTTPublishAction', Action)
MQTTPublishJsonAction = mqtt_ns.class_('MQTTPublishJsonAction', Action)
MQTTMessageTrigger = mqtt_ns.class_('MQTTMessageTrigger', Trigger.template(std_string))
MQTTJsonMessageTrigger = mqtt_ns.class_('MQTTJsonMessageTrigger',
Trigger.template(JsonObjectConstRef))
MQTTComponent = mqtt_ns.class_('MQTTComponent', Component)
def validate_config(value):
if CONF_PORT not in value:
parts = value[CONF_BROKER].split(u':')
if len(parts) == 2:
value[CONF_BROKER] = parts[0]
value[CONF_PORT] = cv.port(parts[1])
else:
value[CONF_PORT] = 1883
return value
def validate_fingerprint(value):
value = cv.string(value)
if re.match(r'^[0-9a-f]{40}$', value) is None:
raise vol.Invalid(u"fingerprint must be valid SHA1 hash")
return value
CONFIG_SCHEMA = vol.All(vol.Schema({
cv.GenerateID(): cv.declare_variable_id(MQTTClientComponent),
vol.Required(CONF_BROKER): cv.string_strict,
vol.Optional(CONF_PORT): cv.port,
vol.Optional(CONF_USERNAME, default=''): cv.string,
vol.Optional(CONF_PASSWORD, default=''): cv.string,
vol.Optional(CONF_CLIENT_ID): vol.All(cv.string, vol.Length(max=23)),
vol.Optional(CONF_DISCOVERY): cv.boolean,
vol.Optional(CONF_DISCOVERY_RETAIN): cv.boolean,
vol.Optional(CONF_DISCOVERY_PREFIX): cv.publish_topic,
vol.Optional(CONF_BIRTH_MESSAGE): MQTT_MESSAGE_SCHEMA,
vol.Optional(CONF_WILL_MESSAGE): MQTT_MESSAGE_SCHEMA,
vol.Optional(CONF_SHUTDOWN_MESSAGE): MQTT_MESSAGE_SCHEMA,
vol.Optional(CONF_TOPIC_PREFIX): cv.publish_topic,
vol.Optional(CONF_LOG_TOPIC): vol.Any(None, MQTT_MESSAGE_BASE.extend({
vol.Optional(CONF_LEVEL): logger.is_log_level,
}), validate_message_just_topic),
vol.Optional(CONF_SSL_FINGERPRINTS): vol.All(cv.only_on_esp8266,
cv.ensure_list(validate_fingerprint)),
vol.Optional(CONF_KEEPALIVE): cv.positive_time_period_seconds,
vol.Optional(CONF_REBOOT_TIMEOUT): cv.positive_time_period_milliseconds,
vol.Optional(CONF_ON_MESSAGE): automation.validate_automation({
cv.GenerateID(CONF_TRIGGER_ID): cv.declare_variable_id(MQTTMessageTrigger),
vol.Required(CONF_TOPIC): cv.subscribe_topic,
vol.Optional(CONF_QOS): cv.mqtt_qos,
vol.Optional(CONF_PAYLOAD): cv.string_strict,
}),
vol.Optional(CONF_ON_JSON_MESSAGE): automation.validate_automation({
cv.GenerateID(CONF_TRIGGER_ID): cv.declare_variable_id(MQTTJsonMessageTrigger),
vol.Required(CONF_TOPIC): cv.subscribe_topic,
vol.Optional(CONF_QOS, default=0): cv.mqtt_qos,
}),
}), validate_config)
def exp_mqtt_message(config):
if config is None:
return optional(TemplateArguments(MQTTMessage))
exp = StructInitializer(
MQTTMessage,
('topic', config[CONF_TOPIC]),
('payload', config.get(CONF_PAYLOAD, "")),
('qos', config[CONF_QOS]),
('retain', config[CONF_RETAIN])
)
return exp
def to_code(config):
rhs = App.init_mqtt(config[CONF_BROKER], config[CONF_PORT],
config[CONF_USERNAME], config[CONF_PASSWORD])
mqtt = Pvariable(config[CONF_ID], rhs)
if not config.get(CONF_DISCOVERY, True):
add(mqtt.disable_discovery())
elif CONF_DISCOVERY_RETAIN in config or CONF_DISCOVERY_PREFIX in config:
discovery_retain = config.get(CONF_DISCOVERY_RETAIN, True)
discovery_prefix = config.get(CONF_DISCOVERY_PREFIX, 'homeassistant')
add(mqtt.set_discovery_info(discovery_prefix, discovery_retain))
if CONF_TOPIC_PREFIX in config:
add(mqtt.set_topic_prefix(config[CONF_TOPIC_PREFIX]))
if CONF_BIRTH_MESSAGE in config:
birth_message = config[CONF_BIRTH_MESSAGE]
if not birth_message:
add(mqtt.disable_birth_message())
else:
add(mqtt.set_birth_message(exp_mqtt_message(birth_message)))
if CONF_WILL_MESSAGE in config:
will_message = config[CONF_WILL_MESSAGE]
if not will_message:
add(mqtt.disable_last_will())
else:
add(mqtt.set_last_will(exp_mqtt_message(will_message)))
if CONF_SHUTDOWN_MESSAGE in config:
shutdown_message = config[CONF_SHUTDOWN_MESSAGE]
if not shutdown_message:
add(mqtt.disable_shutdown_message())
else:
add(mqtt.set_shutdown_message(exp_mqtt_message(shutdown_message)))
if CONF_CLIENT_ID in config:
add(mqtt.set_client_id(config[CONF_CLIENT_ID]))
if CONF_LOG_TOPIC in config:
log_topic = config[CONF_LOG_TOPIC]
if not log_topic:
add(mqtt.disable_log_message())
else:
add(mqtt.set_log_message_template(exp_mqtt_message(log_topic)))
if CONF_LEVEL in config:
add(mqtt.set_log_level(logger.LOG_LEVELS[config[CONF_LEVEL]]))
if CONF_SSL_FINGERPRINTS in config:
for fingerprint in config[CONF_SSL_FINGERPRINTS]:
arr = [RawExpression("0x{}".format(fingerprint[i:i + 2])) for i in range(0, 40, 2)]
add(mqtt.add_ssl_fingerprint(ArrayInitializer(*arr, multiline=False)))
if CONF_KEEPALIVE in config:
add(mqtt.set_keep_alive(config[CONF_KEEPALIVE]))
if CONF_REBOOT_TIMEOUT in config:
add(mqtt.set_reboot_timeout(config[CONF_REBOOT_TIMEOUT]))
for conf in config.get(CONF_ON_MESSAGE, []):
rhs = App.register_component(mqtt.make_message_trigger(conf[CONF_TOPIC]))
trigger = Pvariable(conf[CONF_TRIGGER_ID], rhs)
if CONF_QOS in conf:
add(trigger.set_qos(conf[CONF_QOS]))
if CONF_PAYLOAD in conf:
add(trigger.set_payload(conf[CONF_PAYLOAD]))
automation.build_automation(trigger, std_string, conf)
for conf in config.get(CONF_ON_JSON_MESSAGE, []):
rhs = mqtt.make_json_message_trigger(conf[CONF_TOPIC], conf[CONF_QOS])
trigger = Pvariable(conf[CONF_TRIGGER_ID], rhs)
automation.build_automation(trigger, JsonObjectConstRef, conf)
CONF_MQTT_PUBLISH = 'mqtt.publish'
MQTT_PUBLISH_ACTION_SCHEMA = vol.Schema({
vol.Required(CONF_TOPIC): cv.templatable(cv.publish_topic),
vol.Required(CONF_PAYLOAD): cv.templatable(cv.mqtt_payload),
vol.Optional(CONF_QOS): cv.templatable(cv.mqtt_qos),
vol.Optional(CONF_RETAIN): cv.templatable(cv.boolean),
})
@ACTION_REGISTRY.register(CONF_MQTT_PUBLISH, MQTT_PUBLISH_ACTION_SCHEMA)
def mqtt_publish_action_to_code(config, action_id, arg_type, template_arg):
rhs = App.Pget_mqtt_client().Pmake_publish_action(template_arg)
type = MQTTPublishAction.template(template_arg)
action = Pvariable(action_id, rhs, type=type)
for template_ in templatable(config[CONF_TOPIC], arg_type, std_string):
yield None
add(action.set_topic(template_))
for template_ in templatable(config[CONF_PAYLOAD], arg_type, std_string):
yield None
add(action.set_payload(template_))
if CONF_QOS in config:
for template_ in templatable(config[CONF_QOS], arg_type, uint8):
yield
add(action.set_qos(template_))
if CONF_RETAIN in config:
for template_ in templatable(config[CONF_RETAIN], arg_type, bool_):
yield None
add(action.set_retain(template_))
yield action
CONF_MQTT_PUBLISH_JSON = 'mqtt.publish_json'
MQTT_PUBLISH_JSON_ACTION_SCHEMA = vol.Schema({
vol.Required(CONF_TOPIC): cv.templatable(cv.publish_topic),
vol.Required(CONF_PAYLOAD): cv.lambda_,
vol.Optional(CONF_QOS): cv.mqtt_qos,
vol.Optional(CONF_RETAIN): cv.boolean,
})
@ACTION_REGISTRY.register(CONF_MQTT_PUBLISH_JSON, MQTT_PUBLISH_JSON_ACTION_SCHEMA)
def mqtt_publish_json_action_to_code(config, action_id, arg_type, template_arg):
rhs = App.Pget_mqtt_client().Pmake_publish_json_action(template_arg)
type = MQTTPublishJsonAction.template(template_arg)
action = Pvariable(action_id, rhs, type=type)
for template_ in templatable(config[CONF_TOPIC], arg_type, std_string):
yield None
add(action.set_topic(template_))
for lambda_ in process_lambda(config[CONF_PAYLOAD], [(arg_type, 'x'), (JsonObjectRef, 'root')]):
yield None
add(action.set_payload(lambda_))
if CONF_QOS in config:
add(action.set_qos(config[CONF_QOS]))
if CONF_RETAIN in config:
add(action.set_retain(config[CONF_RETAIN]))
yield action
def required_build_flags(config):
if CONF_SSL_FINGERPRINTS in config:
return '-DASYNC_TCP_SSL_ENABLED=1'
return None
def get_default_topic_for(data, component_type, name, suffix):
whitelist = 'abcdefghijklmnopqrstuvwxyzABCDEFGHIJKLMNOPQRSTUVWXYZ0123456789-_'
sanitized_name = ''.join(x for x in name.lower().replace(' ', '_') if x in whitelist)
return '{}/{}/{}/{}'.format(data.topic_prefix, component_type,
sanitized_name, suffix)
def build_hass_config(data, component_type, config, include_state=True, include_command=True):
if config.get(CONF_INTERNAL, False):
return None
ret = OrderedDict()
ret['platform'] = 'mqtt'
ret['name'] = config[CONF_NAME]
if include_state:
default = get_default_topic_for(data, component_type, config[CONF_NAME], 'state')
ret['state_topic'] = config.get(CONF_STATE_TOPIC, default)
if include_command:
default = get_default_topic_for(data, component_type, config[CONF_NAME], 'command')
ret['command_topic'] = config.get(CONF_STATE_TOPIC, default)
avail = config.get(CONF_AVAILABILITY, data.availability)
if avail:
ret['availability_topic'] = avail[CONF_TOPIC]
payload_available = avail[CONF_PAYLOAD_AVAILABLE]
if payload_available != 'online':
ret['payload_available'] = payload_available
payload_not_available = avail[CONF_PAYLOAD_NOT_AVAILABLE]
if payload_not_available != 'offline':
ret['payload_not_available'] = payload_not_available
return ret
class GenerateHassConfigData(object):
def __init__(self, config):
if 'mqtt' not in config:
raise EsphomeyamlError("Cannot generate Home Assistant MQTT config if MQTT is not "
"used!")
mqtt = config[CONF_MQTT]
self.topic_prefix = mqtt.get(CONF_TOPIC_PREFIX, config[CONF_ESPHOMEYAML][CONF_NAME])
birth_message = mqtt.get(CONF_BIRTH_MESSAGE)
if CONF_BIRTH_MESSAGE not in mqtt:
birth_message = {
CONF_TOPIC: self.topic_prefix + '/status',
CONF_PAYLOAD: 'online',
}
will_message = mqtt.get(CONF_WILL_MESSAGE)
if CONF_WILL_MESSAGE not in mqtt:
will_message = {
CONF_TOPIC: self.topic_prefix + '/status',
CONF_PAYLOAD: 'offline'
}
if not birth_message or not will_message:
self.availability = None
elif birth_message[CONF_TOPIC] != will_message[CONF_TOPIC]:
self.availability = None
else:
self.availability = {
CONF_TOPIC: birth_message[CONF_TOPIC],
CONF_PAYLOAD_AVAILABLE: birth_message[CONF_PAYLOAD],
CONF_PAYLOAD_NOT_AVAILABLE: will_message[CONF_PAYLOAD],
}
def setup_mqtt_component(obj, config):
if CONF_RETAIN in config:
add(obj.set_retain(config[CONF_RETAIN]))
if not config.get(CONF_DISCOVERY, True):
add(obj.disable_discovery())
if CONF_STATE_TOPIC in config:
add(obj.set_custom_state_topic(config[CONF_STATE_TOPIC]))
if CONF_COMMAND_TOPIC in config:
add(obj.set_custom_command_topic(config[CONF_COMMAND_TOPIC]))
if CONF_AVAILABILITY in config:
availability = config[CONF_AVAILABILITY]
if not availability:
add(obj.disable_availability())
else:
add(obj.set_availability(availability[CONF_TOPIC], availability[CONF_PAYLOAD_AVAILABLE],
availability[CONF_PAYLOAD_NOT_AVAILABLE]))